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Commit 58ff4184 authored by Trond Myklebust's avatar Trond Myklebust
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NFS: Don't revalidate the file on close if we hold a delegation 



If we're holding a delegation, we can skip sending the close-to-open
GETATTR until we're returning that delegation.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent 0bc2c9b4

fs/nfs/inode.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -795,6 +795,8 @@ void nfs_close_context(struct nfs_open_context *ctx, int is_sync) 
	if (!is_sync)

	if (!is_sync)

		return;

		return;

	inode = d_inode(ctx->dentry);

	inode = d_inode(ctx->dentry);

	if (NFS_PROTO(inode)->have_delegation(inode, FMODE_READ))

		return;

	nfsi = NFS_I(inode);

	nfsi = NFS_I(inode);

	if (inode->i_mapping->nrpages == 0)

	if (inode->i_mapping->nrpages == 0)

		return;

		return;